鑄型尼龍在不同潤滑條件下的磨擦系數
Friction Coefficient of Cast Nylon In Different Lubrication
Conditions
| 潤滑條件 Lubrication Conditions |
摩擦方式Friction Mode
|
| 靜摩擦系數,μ。Coefficient
of Static Friction,μ。 |
動摩擦系數，μ。Coefficient
of Dynamic Friction,μ。 |
| 循環油潤滑 cycling oil lubrication |
0.002-0.02 |
_
|
| 礦物油潤滑 mineral oil lubrication |
0.1 |
0.08 |
| 黃干油潤滑 dry grease |
0.15-0.20
|
_ |
| 水潤滑 water lubrication |
0.23 |
0.19 |
| 無油潤滑 non-oil lubrication |
0.3-0.4 |
0.15-0.30 |
5%二硫化鉬填充
5%molybdenum sulfide filling |
0.07-0.15 |
0.06-0.1 |
Taber磨損試驗
Taber Wearing Test
| Taber磨損試驗 Taber wearing Test |
| 試料Testing materials |
磨損量wearing capacity* |
| 鑄型尼龍Castnyion |
1.0 |
| 尼龍66Nylon66 |
1.6 |
| 布基酚醛樹脂制品 Cloth bakellte product |
6.7 |
| 石棉酚醛樹脂制品 Asbestos bakellte product |
10.5 |
| 聚縮醛 Aldehyde |
3.2 |
| 高密度聚乙烯 High-density polyvinyl |
2.5 |
|
銅 Copper
|
8.3 |
| 銅（ss41）Steel (ss41) |
8.8 |
| 硬質聚亞胺酯橡膠 Hard polyurethane rubber |
2.0 |
鑄型尼龍在添加填料的情況下磨擦系數的比較
Comparison Of Friciotn Coefficient
Of Cast Nylon In The Condition Adding Finer
| 鑄型尼龍在添加填料情況下摩擦系數的比較 Comparison Of Friction
Coefficient Of Nylon In The Condition Adding Finer |
| 材料類別Material |
潤滑情況 Lubrication |
摩擦系數μFriction Coefficient,μ |
| 未加填料 Filler not added |
無油潤滑 non-oil lubrication |
0.15 |
| 未加填料 Filler not added |
機油潤滑Oil lubrication |
0.07-0.10 |
| 加1%炭黑 1% carbon black added |
機油潤滑Oil lubrication |
0.05-0.07 |
技術性能
Technical Characteristics
| 技術性能 Technical characteristics |
| 項目 Items |
單位 Unit |
指標值desired value |
| 板、棒材 plate and bar |
管材 pipe |
輪盤 disk |
| 密度 Denslty |
|
1.14-1.17 |
1.14-1.17 |
1.14-1.17 |
| 線膨脹系數 Linear expansion factor |
1/℃ |
≤10×10 |
≤9×10 |
≤9×10 |
| 拉伸強度 Tenslte strength |
Mpa |
≥75 |
≥75 |
≥85 |
| 斷裂伸長率 Rate of extension at break |
% |
≥15 |
≥20 |
≥20 |
| 壓縮強度 Compression strength |
Mpa |
≥100 |
≥100 |
≥105 |
| 彎曲強度 Flexual strength |
Mpa |
≥10 |
≥130 |
≥135 |
| 沖擊強度 lmpacf strength |
kj/m2 |
≥300 |
≥350 |
≥350 |
| 熱變形溫度 Heat dlstortion temperature |
(1.81Mpa)℃ |
≥120 |
≥135 |
≥150 |
| 硬度(布氏) Ball hardness |
dan/mm2 |
≥14 |
≥15 |
≥16 |
| 摩擦系數 Frlction coefficlent |
Dry Friction |
≤0.3 |
≤0.25 |
≤0.25 |
